package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关")
@Slf4j
public class DishController {


    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品,{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        // 清理缓存数据 哪一份数据受影响 清除那一条数据
        String key = "dish_" + dishDTO.getCategoryId();
        CleanCache(key);
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     * */
    @GetMapping("/page")
    @ApiOperation("菜品分页")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询,{}",dishPageQueryDTO);
        PageResult pageResult = dishService.dishPageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }


    /**
     * 删除菜品
     * @param ids
     * @return
     * */
    @DeleteMapping
    @ApiOperation("批量删除")
    public Result deleteById(@RequestParam List<Long> ids){
        log.info("删除菜品,{}",ids);
        dishService.deleteById(ids);

        // 清理缓存数据 查询ids中的数据
        CleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据id查菜品
     * @param id
     * @return
     * */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> findById(@PathVariable Long id){
        log.info("根据id查询,{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 根据菜品id修改菜品
     * @param dishDTO
     * @return
     * */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品,{}",dishDTO);
        dishService.updataWithFlavor(dishDTO);

        // 清理缓存数据 查询ids中的数据
        CleanCache("dish_*");
        return Result.success();
    }


    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }
    /**
     * 套餐的起售停售状态
     * @param
     * @return
     * */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品的起售与停售")
    public Result<String> startOrStop(@PathVariable Integer status, Long id){
        log.info("起售与停售,{},{}",status,id);
        dishService.startOrStop(status,id);


        CleanCache("dish_*");
        return Result.success();
    }

    private void CleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
